java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-36ac518-m [2019-10-07 11:50:47,178 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-07 11:50:47,180 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-07 11:50:47,192 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-07 11:50:47,192 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-07 11:50:47,193 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-07 11:50:47,195 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-07 11:50:47,197 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-07 11:50:47,198 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-07 11:50:47,199 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-07 11:50:47,200 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-07 11:50:47,201 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-07 11:50:47,201 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-07 11:50:47,202 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-07 11:50:47,203 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-07 11:50:47,204 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-07 11:50:47,205 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-07 11:50:47,206 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-07 11:50:47,208 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-07 11:50:47,210 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-07 11:50:47,211 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-07 11:50:47,212 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-07 11:50:47,213 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-07 11:50:47,214 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-07 11:50:47,216 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-07 11:50:47,217 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-07 11:50:47,217 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-07 11:50:47,218 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-07 11:50:47,218 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-07 11:50:47,219 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-07 11:50:47,220 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-07 11:50:47,220 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-07 11:50:47,221 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-07 11:50:47,222 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-07 11:50:47,223 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-07 11:50:47,223 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-07 11:50:47,224 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-07 11:50:47,224 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-07 11:50:47,224 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-07 11:50:47,225 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-07 11:50:47,225 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-07 11:50:47,226 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-07 11:50:47,244 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-07 11:50:47,244 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-07 11:50:47,245 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-07 11:50:47,245 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-07 11:50:47,245 INFO L138 SettingsManager]: * Use SBE=true [2019-10-07 11:50:47,246 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-07 11:50:47,246 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-07 11:50:47,246 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-07 11:50:47,246 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-07 11:50:47,246 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-07 11:50:47,246 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-07 11:50:47,247 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-07 11:50:47,247 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-07 11:50:47,247 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-07 11:50:47,247 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-07 11:50:47,247 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-07 11:50:47,248 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-07 11:50:47,248 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-07 11:50:47,248 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-07 11:50:47,248 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-07 11:50:47,248 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-07 11:50:47,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 11:50:47,249 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-07 11:50:47,249 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-07 11:50:47,249 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-07 11:50:47,249 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-07 11:50:47,250 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-07 11:50:47,250 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-07 11:50:47,250 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-07 11:50:47,525 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-07 11:50:47,537 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-07 11:50:47,541 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-07 11:50:47,542 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-07 11:50:47,543 INFO L275 PluginConnector]: CDTParser initialized [2019-10-07 11:50:47,543 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2019-10-07 11:50:47,614 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce85cbfd6/e9c0498cb9934943b4918ed439397c39/FLAGafa4fa45d [2019-10-07 11:50:48,525 INFO L306 CDTParser]: Found 1 translation units. [2019-10-07 11:50:48,526 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2019-10-07 11:50:48,575 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce85cbfd6/e9c0498cb9934943b4918ed439397c39/FLAGafa4fa45d [2019-10-07 11:50:49,015 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce85cbfd6/e9c0498cb9934943b4918ed439397c39 [2019-10-07 11:50:49,027 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-07 11:50:49,029 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-07 11:50:49,030 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-07 11:50:49,030 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-07 11:50:49,033 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-07 11:50:49,034 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 11:50:49" (1/1) ... [2019-10-07 11:50:49,036 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ca28fd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:50:49, skipping insertion in model container [2019-10-07 11:50:49,037 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 11:50:49" (1/1) ... [2019-10-07 11:50:49,043 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-07 11:50:49,240 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-07 11:50:53,034 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 11:50:53,119 INFO L188 MainTranslator]: Completed pre-run [2019-10-07 11:50:53,683 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 11:50:54,644 INFO L192 MainTranslator]: Completed translation [2019-10-07 11:50:54,645 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:50:54 WrapperNode [2019-10-07 11:50:54,645 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-07 11:50:54,646 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-07 11:50:54,646 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-07 11:50:54,646 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-07 11:50:54,656 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:50:54" (1/1) ... [2019-10-07 11:50:54,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:50:54" (1/1) ... [2019-10-07 11:50:54,789 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:50:54" (1/1) ... [2019-10-07 11:50:54,792 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:50:54" (1/1) ... [2019-10-07 11:50:54,980 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:50:54" (1/1) ... [2019-10-07 11:50:55,019 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:50:54" (1/1) ... [2019-10-07 11:50:55,212 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:50:54" (1/1) ... [2019-10-07 11:50:55,257 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-07 11:50:55,257 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-07 11:50:55,258 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-07 11:50:55,258 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-07 11:50:55,259 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:50:54" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 11:50:55,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-07 11:50:55,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-07 11:50:55,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-07 11:50:55,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-07 11:50:55,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2019-10-07 11:50:55,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-07 11:50:55,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2019-10-07 11:50:55,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2019-10-07 11:50:55,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-10-07 11:50:55,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2019-10-07 11:50:55,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2019-10-07 11:50:55,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-10-07 11:50:55,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~bool~0 [2019-10-07 11:50:55,323 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2019-10-07 11:50:55,324 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-07 11:50:55,324 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-07 11:50:55,324 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2019-10-07 11:50:55,324 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2019-10-07 11:50:55,324 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub_and_test [2019-10-07 11:50:55,325 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2019-10-07 11:50:55,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-07 11:50:55,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-07 11:50:55,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-07 11:50:55,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-07 11:50:55,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-07 11:50:55,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-07 11:50:55,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-07 11:50:55,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-07 11:50:55,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-07 11:50:55,326 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-07 11:50:55,326 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-07 11:50:55,327 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-07 11:50:55,327 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2019-10-07 11:50:55,327 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2019-10-07 11:50:55,327 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find [2019-10-07 11:50:55,327 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-07 11:50:55,327 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-07 11:50:55,328 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-07 11:50:55,328 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2019-10-07 11:50:55,328 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2019-10-07 11:50:55,328 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2019-10-07 11:50:55,328 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2019-10-07 11:50:55,328 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-10-07 11:50:55,329 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_tty_driver [2019-10-07 11:50:55,329 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2019-10-07 11:50:55,329 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2019-10-07 11:50:55,329 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2019-10-07 11:50:55,329 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2019-10-07 11:50:55,329 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_in [2019-10-07 11:50:55,329 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_out [2019-10-07 11:50:55,330 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_in [2019-10-07 11:50:55,330 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_out [2019-10-07 11:50:55,330 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2019-10-07 11:50:55,330 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-10-07 11:50:55,330 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-07 11:50:55,330 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-07 11:50:55,331 INFO L138 BoogieDeclarations]: Found implementation of procedure device_is_registered [2019-10-07 11:50:55,331 INFO L138 BoogieDeclarations]: Found implementation of procedure device_enable_async_suspend [2019-10-07 11:50:55,331 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2019-10-07 11:50:55,331 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2019-10-07 11:50:55,331 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-10-07 11:50:55,331 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2019-10-07 11:50:55,332 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2019-10-07 11:50:55,332 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2019-10-07 11:50:55,332 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-10-07 11:50:55,332 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_translate_errors [2019-10-07 11:50:55,332 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_int_must_check_helper [2019-10-07 11:50:55,332 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_console_init [2019-10-07 11:50:55,332 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_console_exit [2019-10-07 11:50:55,333 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_console_disconnect [2019-10-07 11:50:55,333 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_get_by_minor [2019-10-07 11:50:55,333 INFO L138 BoogieDeclarations]: Found implementation of procedure allocate_minors [2019-10-07 11:50:55,333 INFO L138 BoogieDeclarations]: Found implementation of procedure release_minors [2019-10-07 11:50:55,333 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_serial [2019-10-07 11:50:55,333 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_put [2019-10-07 11:50:55,333 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_install [2019-10-07 11:50:55,334 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_activate [2019-10-07 11:50:55,334 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_open [2019-10-07 11:50:55,334 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_shutdown [2019-10-07 11:50:55,334 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_hangup [2019-10-07 11:50:55,334 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_close [2019-10-07 11:50:55,334 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_cleanup [2019-10-07 11:50:55,335 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_write [2019-10-07 11:50:55,335 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_write_room [2019-10-07 11:50:55,335 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_chars_in_buffer [2019-10-07 11:50:55,335 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_wait_until_sent [2019-10-07 11:50:55,335 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_throttle [2019-10-07 11:50:55,335 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_unthrottle [2019-10-07 11:50:55,335 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_ioctl [2019-10-07 11:50:55,336 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_set_termios [2019-10-07 11:50:55,336 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_break [2019-10-07 11:50:55,336 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_proc_show [2019-10-07 11:50:55,336 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_proc_open [2019-10-07 11:50:55,336 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_tiocmget [2019-10-07 11:50:55,336 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_tiocmset [2019-10-07 11:50:55,336 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_get_icount [2019-10-07 11:50:55,337 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_softint [2019-10-07 11:50:55,337 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_work [2019-10-07 11:50:55,337 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_poison_urbs [2019-10-07 11:50:55,337 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_unpoison_urbs [2019-10-07 11:50:55,337 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_release [2019-10-07 11:50:55,337 INFO L138 BoogieDeclarations]: Found implementation of procedure create_serial [2019-10-07 11:50:55,338 INFO L138 BoogieDeclarations]: Found implementation of procedure match_dynamic_id [2019-10-07 11:50:55,338 INFO L138 BoogieDeclarations]: Found implementation of procedure get_iface_id [2019-10-07 11:50:55,338 INFO L138 BoogieDeclarations]: Found implementation of procedure search_serial_device [2019-10-07 11:50:55,338 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_carrier_raised [2019-10-07 11:50:55,338 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_dtr_rts [2019-10-07 11:50:55,338 INFO L138 BoogieDeclarations]: Found implementation of procedure port_number_show [2019-10-07 11:50:55,338 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_probe [2019-10-07 11:50:55,339 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_disconnect [2019-10-07 11:50:55,339 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_suspend [2019-10-07 11:50:55,339 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_unpoison_port_urbs [2019-10-07 11:50:55,339 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_resume [2019-10-07 11:50:55,339 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_reset_resume [2019-10-07 11:50:55,339 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_init [2019-10-07 11:50:55,339 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_exit [2019-10-07 11:50:55,340 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_operations_init [2019-10-07 11:50:55,340 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register [2019-10-07 11:50:55,340 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister [2019-10-07 11:50:55,340 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register_drivers [2019-10-07 11:50:55,340 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister_drivers [2019-10-07 11:50:55,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_5 [2019-10-07 11:50:55,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_9 [2019-10-07 11:50:55,341 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2019-10-07 11:50:55,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_tty_operations_6 [2019-10-07 11:50:55,341 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2019-10-07 11:50:55,341 INFO L138 BoogieDeclarations]: Found implementation of procedure work_init_1 [2019-10-07 11:50:55,341 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2019-10-07 11:50:55,341 INFO L138 BoogieDeclarations]: Found implementation of procedure invoke_work_1 [2019-10-07 11:50:55,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_tty_port_operations_7 [2019-10-07 11:50:55,342 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2019-10-07 11:50:55,342 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-07 11:50:55,342 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-07 11:50:55,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_5 [2019-10-07 11:50:55,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_6 [2019-10-07 11:50:55,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_7 [2019-10-07 11:50:55,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_8 [2019-10-07 11:50:55,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_9 [2019-10-07 11:50:55,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_10 [2019-10-07 11:50:55,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_11 [2019-10-07 11:50:55,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_12 [2019-10-07 11:50:55,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_13 [2019-10-07 11:50:55,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_14 [2019-10-07 11:50:55,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_15 [2019-10-07 11:50:55,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_16 [2019-10-07 11:50:55,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_17 [2019-10-07 11:50:55,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_18 [2019-10-07 11:50:55,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_19 [2019-10-07 11:50:55,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_20 [2019-10-07 11:50:55,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_21 [2019-10-07 11:50:55,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_22 [2019-10-07 11:50:55,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_23 [2019-10-07 11:50:55,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_24 [2019-10-07 11:50:55,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_25 [2019-10-07 11:50:55,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_26 [2019-10-07 11:50:55,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_27 [2019-10-07 11:50:55,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_28 [2019-10-07 11:50:55,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_29 [2019-10-07 11:50:55,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_30 [2019-10-07 11:50:55,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_31 [2019-10-07 11:50:55,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_32 [2019-10-07 11:50:55,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_33 [2019-10-07 11:50:55,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_34 [2019-10-07 11:50:55,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_35 [2019-10-07 11:50:55,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_36 [2019-10-07 11:50:55,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_37 [2019-10-07 11:50:55,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_38 [2019-10-07 11:50:55,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_39 [2019-10-07 11:50:55,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_40 [2019-10-07 11:50:55,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cancel_work_sync_41 [2019-10-07 11:50:55,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_42 [2019-10-07 11:50:55,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_43 [2019-10-07 11:50:55,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_44 [2019-10-07 11:50:55,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_45 [2019-10-07 11:50:55,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_46 [2019-10-07 11:50:55,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_47 [2019-10-07 11:50:55,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_48 [2019-10-07 11:50:55,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_49 [2019-10-07 11:50:55,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_50 [2019-10-07 11:50:55,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_51 [2019-10-07 11:50:55,348 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-07 11:50:55,349 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit_unlock [2019-10-07 11:50:55,349 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-10-07 11:50:55,349 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit_lock [2019-10-07 11:50:55,349 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-10-07 11:50:55,349 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-07 11:50:55,349 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2019-10-07 11:50:55,349 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-10-07 11:50:55,349 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2019-10-07 11:50:55,350 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-10-07 11:50:55,350 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-10-07 11:50:55,350 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-07 11:50:55,350 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2019-10-07 11:50:55,350 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2019-10-07 11:50:55,350 INFO L138 BoogieDeclarations]: Found implementation of procedure char_buf_ptr [2019-10-07 11:50:55,350 INFO L138 BoogieDeclarations]: Found implementation of procedure flag_buf_ptr [2019-10-07 11:50:55,351 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_get_baud_rate [2019-10-07 11:50:55,351 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_char [2019-10-07 11:50:55,351 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string [2019-10-07 11:50:55,351 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_uint_must_check_helper [2019-10-07 11:50:55,351 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_debug_data [2019-10-07 11:50:55,351 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_register [2019-10-07 11:50:55,351 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_deregister [2019-10-07 11:50:55,351 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_open [2019-10-07 11:50:55,352 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_close [2019-10-07 11:50:55,352 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_prepare_write_buffer [2019-10-07 11:50:55,352 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write_start [2019-10-07 11:50:55,352 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write [2019-10-07 11:50:55,352 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write_room [2019-10-07 11:50:55,352 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_chars_in_buffer [2019-10-07 11:50:55,352 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_wait_until_sent [2019-10-07 11:50:55,352 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_submit_read_urb [2019-10-07 11:50:55,353 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_submit_read_urbs [2019-10-07 11:50:55,353 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_process_read_urb [2019-10-07 11:50:55,353 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_read_bulk_callback [2019-10-07 11:50:55,353 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write_bulk_callback [2019-10-07 11:50:55,353 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_throttle [2019-10-07 11:50:55,353 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_unthrottle [2019-10-07 11:50:55,353 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_msr_changed [2019-10-07 11:50:55,353 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_tiocmiwait [2019-10-07 11:50:55,354 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_get_icount [2019-10-07 11:50:55,354 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_handle_sysrq_char [2019-10-07 11:50:55,354 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_handle_break [2019-10-07 11:50:55,354 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_handle_dcd_change [2019-10-07 11:50:55,354 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_resume [2019-10-07 11:50:55,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_usb_serial_driver_4 [2019-10-07 11:50:55,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_4 [2019-10-07 11:50:55,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_103 [2019-10-07 11:50:55,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_104 [2019-10-07 11:50:55,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_105 [2019-10-07 11:50:55,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_106 [2019-10-07 11:50:55,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_107 [2019-10-07 11:50:55,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_108 [2019-10-07 11:50:55,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_109 [2019-10-07 11:50:55,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_110 [2019-10-07 11:50:55,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_111 [2019-10-07 11:50:55,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_112 [2019-10-07 11:50:55,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_113 [2019-10-07 11:50:55,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_114 [2019-10-07 11:50:55,356 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_match [2019-10-07 11:50:55,356 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_probe [2019-10-07 11:50:55,356 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_remove [2019-10-07 11:50:55,356 INFO L138 BoogieDeclarations]: Found implementation of procedure new_id_store [2019-10-07 11:50:55,356 INFO L138 BoogieDeclarations]: Found implementation of procedure new_id_show [2019-10-07 11:50:55,356 INFO L138 BoogieDeclarations]: Found implementation of procedure free_dynids [2019-10-07 11:50:55,357 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_bus_register [2019-10-07 11:50:55,357 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_bus_deregister [2019-10-07 11:50:55,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_driver_attribute_3 [2019-10-07 11:50:55,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_bus_type_2 [2019-10-07 11:50:55,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_3 [2019-10-07 11:50:55,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_2 [2019-10-07 11:50:55,357 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-10-07 11:50:55,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_131 [2019-10-07 11:50:55,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_132 [2019-10-07 11:50:55,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_133 [2019-10-07 11:50:55,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_134 [2019-10-07 11:50:55,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_135 [2019-10-07 11:50:55,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_136 [2019-10-07 11:50:55,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_137 [2019-10-07 11:50:55,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_138 [2019-10-07 11:50:55,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_139 [2019-10-07 11:50:55,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_140 [2019-10-07 11:50:55,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_141 [2019-10-07 11:50:55,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_142 [2019-10-07 11:50:55,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_tty_register_device_143 [2019-10-07 11:50:55,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_tty_unregister_device_144 [2019-10-07 11:50:55,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-07 11:50:55,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-10-07 11:50:55,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-07 11:50:55,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-07 11:50:55,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-07 11:50:55,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-07 11:50:55,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_disc_mutex_of_usb_serial [2019-10-07 11:50:55,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_disc_mutex_of_usb_serial [2019-10-07 11:50:55,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_disc_mutex_of_usb_serial [2019-10-07 11:50:55,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_disc_mutex_of_usb_serial [2019-10-07 11:50:55,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_disc_mutex_of_usb_serial [2019-10-07 11:50:55,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_disc_mutex_of_usb_serial [2019-10-07 11:50:55,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_disc_mutex_of_usb_serial [2019-10-07 11:50:55,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_disc_mutex_of_usb_serial [2019-10-07 11:50:55,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_disc_mutex_of_usb_serial [2019-10-07 11:50:55,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_disc_mutex_of_usb_serial [2019-10-07 11:50:55,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_disc_mutex_of_usb_serial [2019-10-07 11:50:55,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2019-10-07 11:50:55,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2019-10-07 11:50:55,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2019-10-07 11:50:55,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-10-07 11:50:55,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-10-07 11:50:55,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-10-07 11:50:55,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-10-07 11:50:55,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_i_mutex_of_inode [2019-10-07 11:50:55,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_i_mutex_of_inode [2019-10-07 11:50:55,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2019-10-07 11:50:55,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_i_mutex_of_inode [2019-10-07 11:50:55,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2019-10-07 11:50:55,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2019-10-07 11:50:55,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-10-07 11:50:55,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-10-07 11:50:55,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-07 11:50:55,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-10-07 11:50:55,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-10-07 11:50:55,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_lock [2019-10-07 11:50:55,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_lock [2019-10-07 11:50:55,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_lock [2019-10-07 11:50:55,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_lock [2019-10-07 11:50:55,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-07 11:50:55,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-07 11:50:55,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-10-07 11:50:55,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-10-07 11:50:55,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-07 11:50:55,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-07 11:50:55,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-10-07 11:50:55,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of_device [2019-10-07 11:50:55,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of_device [2019-10-07 11:50:55,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-10-07 11:50:55,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of_device [2019-10-07 11:50:55,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_table_lock [2019-10-07 11:50:55,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_table_lock [2019-10-07 11:50:55,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_table_lock [2019-10-07 11:50:55,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_table_lock [2019-10-07 11:50:55,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_table_lock [2019-10-07 11:50:55,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_table_lock [2019-10-07 11:50:55,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_table_lock [2019-10-07 11:50:55,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_table_lock [2019-10-07 11:50:55,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_table_lock [2019-10-07 11:50:55,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_table_lock [2019-10-07 11:50:55,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_table_lock [2019-10-07 11:50:55,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-07 11:50:55,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-10-07 11:50:55,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2019-10-07 11:50:55,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-10-07 11:50:55,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_alloc [2019-10-07 11:50:55,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_free [2019-10-07 11:50:55,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_in [2019-10-07 11:50:55,369 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_in_r [2019-10-07 11:50:55,369 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_max_r [2019-10-07 11:50:55,369 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_out [2019-10-07 11:50:55,369 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_out_r [2019-10-07 11:50:55,369 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-10-07 11:50:55,369 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2019-10-07 11:50:55,369 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-07 11:50:55,369 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-07 11:50:55,369 INFO L138 BoogieDeclarations]: Found implementation of procedure __tty_alloc_driver [2019-10-07 11:50:55,370 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-10-07 11:50:55,370 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-07 11:50:55,370 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-07 11:50:55,370 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-10-07 11:50:55,370 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-10-07 11:50:55,370 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-07 11:50:55,370 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-10-07 11:50:55,371 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-07 11:50:55,371 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_register [2019-10-07 11:50:55,371 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_unregister [2019-10-07 11:50:55,371 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2019-10-07 11:50:55,371 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2019-10-07 11:50:55,371 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-07 11:50:55,371 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_name [2019-10-07 11:50:55,372 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-10-07 11:50:55,372 INFO L138 BoogieDeclarations]: Found implementation of procedure device_add [2019-10-07 11:50:55,372 INFO L138 BoogieDeclarations]: Found implementation of procedure device_del [2019-10-07 11:50:55,372 INFO L138 BoogieDeclarations]: Found implementation of procedure device_initialize [2019-10-07 11:50:55,372 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_attach [2019-10-07 11:50:55,372 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_register [2019-10-07 11:50:55,372 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2019-10-07 11:50:55,373 INFO L138 BoogieDeclarations]: Found implementation of procedure find_first_bit [2019-10-07 11:50:55,373 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2019-10-07 11:50:55,373 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2019-10-07 11:50:55,373 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_sysrq [2019-10-07 11:50:55,373 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_alloc [2019-10-07 11:50:55,373 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find_slowpath [2019-10-07 11:50:55,373 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2019-10-07 11:50:55,374 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2019-10-07 11:50:55,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destruct_7 [2019-10-07 11:50:55,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-07 11:50:55,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_4 [2019-10-07 11:50:55,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_4 [2019-10-07 11:50:55,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_reset_resume_5 [2019-10-07 11:50:55,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_4 [2019-10-07 11:50:55,374 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-10-07 11:50:55,375 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-10-07 11:50:55,375 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2019-10-07 11:50:55,375 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-10-07 11:50:55,375 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-10-07 11:50:55,375 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-07 11:50:55,375 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2019-10-07 11:50:55,376 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-07 11:50:55,376 INFO L138 BoogieDeclarations]: Found implementation of procedure put_device [2019-10-07 11:50:55,376 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2019-10-07 11:50:55,376 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2019-10-07 11:50:55,376 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-10-07 11:50:55,376 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2019-10-07 11:50:55,376 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2019-10-07 11:50:55,377 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2019-10-07 11:50:55,377 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_printf [2019-10-07 11:50:55,377 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_putc [2019-10-07 11:50:55,377 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2019-10-07 11:50:55,377 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2019-10-07 11:50:55,377 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2019-10-07 11:50:55,377 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2019-10-07 11:50:55,377 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get [2019-10-07 11:50:55,378 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_flip_buffer_push [2019-10-07 11:50:55,378 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_hangup [2019-10-07 11:50:55,378 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string_fixed_flag [2019-10-07 11:50:55,378 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string_flags [2019-10-07 11:50:55,378 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2019-10-07 11:50:55,378 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_ldisc_deref [2019-10-07 11:50:55,378 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_ldisc_ref [2019-10-07 11:50:55,379 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_close [2019-10-07 11:50:55,379 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_destroy [2019-10-07 11:50:55,379 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_hangup [2019-10-07 11:50:55,379 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_init [2019-10-07 11:50:55,379 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_install [2019-10-07 11:50:55,379 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_open [2019-10-07 11:50:55,379 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_get [2019-10-07 11:50:55,379 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_wakeup [2019-10-07 11:50:55,380 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_register_device [2019-10-07 11:50:55,380 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_register_driver [2019-10-07 11:50:55,380 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_set_operations [2019-10-07 11:50:55,380 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_termios_baud_rate [2019-10-07 11:50:55,380 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_termios_copy_hw [2019-10-07 11:50:55,380 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_device [2019-10-07 11:50:55,380 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2019-10-07 11:50:55,380 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_vhangup [2019-10-07 11:50:55,381 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2019-10-07 11:50:55,381 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2019-10-07 11:50:55,381 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2019-10-07 11:50:55,381 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-10-07 11:50:55,381 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disabled [2019-10-07 11:50:55,381 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2019-10-07 11:50:55,381 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_dev [2019-10-07 11:50:55,382 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intf [2019-10-07 11:50:55,382 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-10-07 11:50:55,382 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_id [2019-10-07 11:50:55,382 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_one_id [2019-10-07 11:50:55,382 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_poison_urb [2019-10-07 11:50:55,382 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2019-10-07 11:50:55,382 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_intf [2019-10-07 11:50:55,382 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-10-07 11:50:55,383 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_show_dynids [2019-10-07 11:50:55,383 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_store_new_id [2019-10-07 11:50:55,383 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2019-10-07 11:50:55,383 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unpoison_urb [2019-10-07 11:50:55,383 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2019-10-07 11:50:55,383 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-07 11:50:55,383 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-07 11:50:55,383 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-07 11:50:55,384 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-07 11:50:55,384 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-07 11:50:55,384 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-07 11:50:55,384 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-07 11:50:55,384 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-07 11:50:55,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-07 11:50:55,385 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2019-10-07 11:50:55,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-07 11:50:55,385 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-07 11:50:55,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-07 11:50:55,385 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-07 11:50:55,385 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-07 11:50:55,385 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2019-10-07 11:50:55,385 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-10-07 11:50:55,386 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-07 11:50:55,386 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-10-07 11:50:55,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-07 11:50:55,386 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-07 11:50:55,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-07 11:50:55,386 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-10-07 11:50:55,386 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2019-10-07 11:50:55,386 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-07 11:50:55,387 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-10-07 11:50:55,387 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-07 11:50:55,387 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2019-10-07 11:50:55,387 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-07 11:50:55,387 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-07 11:50:55,387 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2019-10-07 11:50:55,387 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2019-10-07 11:50:55,387 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub_and_test [2019-10-07 11:50:55,387 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2019-10-07 11:50:55,388 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-10-07 11:50:55,388 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-07 11:50:55,388 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-10-07 11:50:55,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_15 [2019-10-07 11:50:55,388 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-07 11:50:55,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_10 [2019-10-07 11:50:55,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_13 [2019-10-07 11:50:55,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_16 [2019-10-07 11:50:55,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_19 [2019-10-07 11:50:55,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_20 [2019-10-07 11:50:55,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_22 [2019-10-07 11:50:55,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_23 [2019-10-07 11:50:55,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_25 [2019-10-07 11:50:55,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_26 [2019-10-07 11:50:55,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_27 [2019-10-07 11:50:55,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_29 [2019-10-07 11:50:55,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_31 [2019-10-07 11:50:55,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_33 [2019-10-07 11:50:55,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_34 [2019-10-07 11:50:55,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_36 [2019-10-07 11:50:55,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_37 [2019-10-07 11:50:55,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_38 [2019-10-07 11:50:55,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_40 [2019-10-07 11:50:55,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_46 [2019-10-07 11:50:55,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_48 [2019-10-07 11:50:55,390 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-07 11:50:55,391 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-07 11:50:55,391 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-07 11:50:55,391 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-07 11:50:55,391 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-07 11:50:55,391 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-07 11:50:55,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-07 11:50:55,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-07 11:50:55,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-07 11:50:55,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-07 11:50:55,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-07 11:50:55,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-07 11:50:55,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-07 11:50:55,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-07 11:50:55,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-07 11:50:55,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-07 11:50:55,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-07 11:50:55,393 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-10-07 11:50:55,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_11 [2019-10-07 11:50:55,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_12 [2019-10-07 11:50:55,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_14 [2019-10-07 11:50:55,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_17 [2019-10-07 11:50:55,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_18 [2019-10-07 11:50:55,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_21 [2019-10-07 11:50:55,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_24 [2019-10-07 11:50:55,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_28 [2019-10-07 11:50:55,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_30 [2019-10-07 11:50:55,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_32 [2019-10-07 11:50:55,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_35 [2019-10-07 11:50:55,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_39 [2019-10-07 11:50:55,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_45 [2019-10-07 11:50:55,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_47 [2019-10-07 11:50:55,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_disc_mutex_of_usb_serial [2019-10-07 11:50:55,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_disc_mutex_of_usb_serial [2019-10-07 11:50:55,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2019-10-07 11:50:55,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-10-07 11:50:55,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-10-07 11:50:55,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-10-07 11:50:55,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-10-07 11:50:55,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-10-07 11:50:55,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-10-07 11:50:55,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_table_lock [2019-10-07 11:50:55,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_table_lock [2019-10-07 11:50:55,396 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-07 11:50:55,396 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-07 11:50:55,396 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-07 11:50:55,396 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-07 11:50:55,396 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-07 11:50:55,396 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-07 11:50:55,397 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-10-07 11:50:55,397 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2019-10-07 11:50:55,397 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-10-07 11:50:55,397 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-10-07 11:50:55,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_5 [2019-10-07 11:50:55,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_7 [2019-10-07 11:50:55,397 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2019-10-07 11:50:55,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_6 [2019-10-07 11:50:55,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_9 [2019-10-07 11:50:55,398 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2019-10-07 11:50:55,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_8 [2019-10-07 11:50:55,398 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2019-10-07 11:50:55,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cancel_work_sync_41 [2019-10-07 11:50:55,398 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2019-10-07 11:50:55,398 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2019-10-07 11:50:55,398 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find_slowpath [2019-10-07 11:50:55,398 INFO L130 BoogieDeclarations]: Found specification of procedure idr_alloc [2019-10-07 11:50:55,399 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2019-10-07 11:50:55,399 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find [2019-10-07 11:50:55,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-07 11:50:55,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-07 11:50:55,399 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-07 11:50:55,399 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-07 11:50:55,399 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-07 11:50:55,399 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-07 11:50:55,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_5 [2019-10-07 11:50:55,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_9 [2019-10-07 11:50:55,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_usb_serial_driver_4 [2019-10-07 11:50:55,400 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2019-10-07 11:50:55,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_tty_operations_6 [2019-10-07 11:50:55,400 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2019-10-07 11:50:55,400 INFO L130 BoogieDeclarations]: Found specification of procedure work_init_1 [2019-10-07 11:50:55,400 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2019-10-07 11:50:55,400 INFO L130 BoogieDeclarations]: Found specification of procedure invoke_work_1 [2019-10-07 11:50:55,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_driver_attribute_3 [2019-10-07 11:50:55,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_tty_port_operations_7 [2019-10-07 11:50:55,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_bus_type_2 [2019-10-07 11:50:55,401 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2019-10-07 11:50:55,401 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2019-10-07 11:50:55,401 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2019-10-07 11:50:55,401 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2019-10-07 11:50:55,401 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-07 11:50:55,401 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2019-10-07 11:50:55,401 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-10-07 11:50:55,401 INFO L130 BoogieDeclarations]: Found specification of procedure __tty_alloc_driver [2019-10-07 11:50:55,402 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2019-10-07 11:50:55,402 INFO L130 BoogieDeclarations]: Found specification of procedure tty_set_operations [2019-10-07 11:50:55,402 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_tty_driver [2019-10-07 11:50:55,402 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2019-10-07 11:50:55,402 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_driver [2019-10-07 11:50:55,402 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2019-10-07 11:50:55,402 INFO L130 BoogieDeclarations]: Found specification of procedure tty_vhangup [2019-10-07 11:50:55,402 INFO L130 BoogieDeclarations]: Found specification of procedure tty_termios_copy_hw [2019-10-07 11:50:55,402 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_init [2019-10-07 11:50:55,403 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_destroy [2019-10-07 11:50:55,403 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_get [2019-10-07 11:50:55,403 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_hangup [2019-10-07 11:50:55,403 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_wakeup [2019-10-07 11:50:55,403 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_close [2019-10-07 11:50:55,403 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_install [2019-10-07 11:50:55,403 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_open [2019-10-07 11:50:55,403 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get [2019-10-07 11:50:55,403 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2019-10-07 11:50:55,403 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2019-10-07 11:50:55,404 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2019-10-07 11:50:55,404 INFO L130 BoogieDeclarations]: Found specification of procedure seq_putc [2019-10-07 11:50:55,404 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2019-10-07 11:50:55,404 INFO L130 BoogieDeclarations]: Found specification of procedure seq_printf [2019-10-07 11:50:55,404 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2019-10-07 11:50:55,404 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2019-10-07 11:50:55,404 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2019-10-07 11:50:55,404 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2019-10-07 11:50:55,404 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2019-10-07 11:50:55,405 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2019-10-07 11:50:55,405 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_in [2019-10-07 11:50:55,405 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_out [2019-10-07 11:50:55,405 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_in [2019-10-07 11:50:55,405 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_out [2019-10-07 11:50:55,405 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2019-10-07 11:50:55,405 INFO L130 BoogieDeclarations]: Found specification of procedure bus_register [2019-10-07 11:50:55,406 INFO L130 BoogieDeclarations]: Found specification of procedure bus_unregister [2019-10-07 11:50:55,406 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-10-07 11:50:55,406 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_name [2019-10-07 11:50:55,406 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-07 11:50:55,406 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-07 11:50:55,406 INFO L130 BoogieDeclarations]: Found specification of procedure device_is_registered [2019-10-07 11:50:55,406 INFO L130 BoogieDeclarations]: Found specification of procedure device_enable_async_suspend [2019-10-07 11:50:55,407 INFO L130 BoogieDeclarations]: Found specification of procedure device_initialize [2019-10-07 11:50:55,407 INFO L130 BoogieDeclarations]: Found specification of procedure device_add [2019-10-07 11:50:55,407 INFO L130 BoogieDeclarations]: Found specification of procedure device_del [2019-10-07 11:50:55,407 INFO L130 BoogieDeclarations]: Found specification of procedure driver_attach [2019-10-07 11:50:55,407 INFO L130 BoogieDeclarations]: Found specification of procedure put_device [2019-10-07 11:50:55,407 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-07 11:50:55,407 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-10-07 11:50:55,407 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-07 11:50:55,408 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2019-10-07 11:50:55,408 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2019-10-07 11:50:55,408 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intf [2019-10-07 11:50:55,408 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_intf [2019-10-07 11:50:55,408 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-10-07 11:50:55,408 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_dev [2019-10-07 11:50:55,408 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2019-10-07 11:50:55,408 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2019-10-07 11:50:55,409 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2019-10-07 11:50:55,409 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_id [2019-10-07 11:50:55,409 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_one_id [2019-10-07 11:50:55,409 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2019-10-07 11:50:55,409 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-10-07 11:50:55,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_42 [2019-10-07 11:50:55,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_49 [2019-10-07 11:50:55,409 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-10-07 11:50:55,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_43 [2019-10-07 11:50:55,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_44 [2019-10-07 11:50:55,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_50 [2019-10-07 11:50:55,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_51 [2019-10-07 11:50:55,410 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disabled [2019-10-07 11:50:55,410 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2019-10-07 11:50:55,410 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2019-10-07 11:50:55,410 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2019-10-07 11:50:55,410 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2019-10-07 11:50:55,411 INFO L130 BoogieDeclarations]: Found specification of procedure usb_poison_urb [2019-10-07 11:50:55,411 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unpoison_urb [2019-10-07 11:50:55,411 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-10-07 11:50:55,411 INFO L130 BoogieDeclarations]: Found specification of procedure usb_translate_errors [2019-10-07 11:50:55,411 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_int_must_check_helper [2019-10-07 11:50:55,411 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_alloc [2019-10-07 11:50:55,411 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_free [2019-10-07 11:50:55,411 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register_drivers [2019-10-07 11:50:55,412 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister_drivers [2019-10-07 11:50:55,412 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_softint [2019-10-07 11:50:55,412 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_suspend [2019-10-07 11:50:55,412 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_resume [2019-10-07 11:50:55,412 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_console_init [2019-10-07 11:50:55,412 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_console_exit [2019-10-07 11:50:55,412 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_console_disconnect [2019-10-07 11:50:55,412 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_get_by_minor [2019-10-07 11:50:55,413 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_put [2019-10-07 11:50:55,413 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_open [2019-10-07 11:50:55,413 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write [2019-10-07 11:50:55,413 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_close [2019-10-07 11:50:55,413 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_resume [2019-10-07 11:50:55,413 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write_room [2019-10-07 11:50:55,413 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_chars_in_buffer [2019-10-07 11:50:55,413 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_wait_until_sent [2019-10-07 11:50:55,413 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_read_bulk_callback [2019-10-07 11:50:55,414 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write_bulk_callback [2019-10-07 11:50:55,414 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_register [2019-10-07 11:50:55,414 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_deregister [2019-10-07 11:50:55,414 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_process_read_urb [2019-10-07 11:50:55,414 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_prepare_write_buffer [2019-10-07 11:50:55,414 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_bus_register [2019-10-07 11:50:55,414 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_bus_deregister [2019-10-07 11:50:55,414 INFO L130 BoogieDeclarations]: Found specification of procedure allocate_minors [2019-10-07 11:50:55,414 INFO L130 BoogieDeclarations]: Found specification of procedure release_minors [2019-10-07 11:50:55,415 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_serial [2019-10-07 11:50:55,415 INFO L130 BoogieDeclarations]: Found specification of procedure serial_install [2019-10-07 11:50:55,415 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_activate [2019-10-07 11:50:55,415 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-07 11:50:55,415 INFO L130 BoogieDeclarations]: Found specification of procedure serial_open [2019-10-07 11:50:55,415 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_shutdown [2019-10-07 11:50:55,415 INFO L130 BoogieDeclarations]: Found specification of procedure serial_hangup [2019-10-07 11:50:55,415 INFO L130 BoogieDeclarations]: Found specification of procedure serial_close [2019-10-07 11:50:55,415 INFO L130 BoogieDeclarations]: Found specification of procedure serial_cleanup [2019-10-07 11:50:55,416 INFO L130 BoogieDeclarations]: Found specification of procedure serial_write [2019-10-07 11:50:55,416 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2019-10-07 11:50:55,416 INFO L130 BoogieDeclarations]: Found specification of procedure serial_write_room [2019-10-07 11:50:55,416 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-07 11:50:55,416 INFO L130 BoogieDeclarations]: Found specification of procedure serial_chars_in_buffer [2019-10-07 11:50:55,416 INFO L130 BoogieDeclarations]: Found specification of procedure serial_wait_until_sent [2019-10-07 11:50:55,416 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2019-10-07 11:50:55,416 INFO L130 BoogieDeclarations]: Found specification of procedure serial_throttle [2019-10-07 11:50:55,416 INFO L130 BoogieDeclarations]: Found specification of procedure serial_unthrottle [2019-10-07 11:50:55,417 INFO L130 BoogieDeclarations]: Found specification of procedure serial_ioctl [2019-10-07 11:50:55,417 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2019-10-07 11:50:55,417 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-10-07 11:50:55,417 INFO L130 BoogieDeclarations]: Found specification of procedure serial_set_termios [2019-10-07 11:50:55,417 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2019-10-07 11:50:55,417 INFO L130 BoogieDeclarations]: Found specification of procedure serial_break [2019-10-07 11:50:55,417 INFO L130 BoogieDeclarations]: Found specification of procedure serial_proc_show [2019-10-07 11:50:55,417 INFO L130 BoogieDeclarations]: Found specification of procedure serial_proc_open [2019-10-07 11:50:55,417 INFO L130 BoogieDeclarations]: Found specification of procedure serial_tiocmget [2019-10-07 11:50:55,418 INFO L130 BoogieDeclarations]: Found specification of procedure serial_tiocmset [2019-10-07 11:50:55,418 INFO L130 BoogieDeclarations]: Found specification of procedure serial_get_icount [2019-10-07 11:50:55,418 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_work [2019-10-07 11:50:55,418 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_poison_urbs [2019-10-07 11:50:55,418 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_unpoison_urbs [2019-10-07 11:50:55,418 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_release [2019-10-07 11:50:55,418 INFO L130 BoogieDeclarations]: Found specification of procedure create_serial [2019-10-07 11:50:55,418 INFO L130 BoogieDeclarations]: Found specification of procedure match_dynamic_id [2019-10-07 11:50:55,418 INFO L130 BoogieDeclarations]: Found specification of procedure get_iface_id [2019-10-07 11:50:55,419 INFO L130 BoogieDeclarations]: Found specification of procedure search_serial_device [2019-10-07 11:50:55,419 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_carrier_raised [2019-10-07 11:50:55,419 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_dtr_rts [2019-10-07 11:50:55,419 INFO L130 BoogieDeclarations]: Found specification of procedure port_number_show [2019-10-07 11:50:55,419 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_probe [2019-10-07 11:50:55,419 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_disconnect [2019-10-07 11:50:55,419 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2019-10-07 11:50:55,419 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_unpoison_port_urbs [2019-10-07 11:50:55,420 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_reset_resume [2019-10-07 11:50:55,420 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_init [2019-10-07 11:50:55,420 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_exit [2019-10-07 11:50:55,420 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_operations_init [2019-10-07 11:50:55,420 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register [2019-10-07 11:50:55,420 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister [2019-10-07 11:50:55,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_reset_resume_5 [2019-10-07 11:50:55,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destruct_7 [2019-10-07 11:50:55,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-07 11:50:55,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-07 11:50:55,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_3 [2019-10-07 11:50:55,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_2 [2019-10-07 11:50:55,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_4 [2019-10-07 11:50:55,421 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-07 11:50:55,421 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-07 11:50:55,421 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit_unlock [2019-10-07 11:50:55,421 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-10-07 11:50:55,421 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit_lock [2019-10-07 11:50:55,422 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-10-07 11:50:55,422 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-07 11:50:55,422 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2019-10-07 11:50:55,422 INFO L130 BoogieDeclarations]: Found specification of procedure find_first_bit [2019-10-07 11:50:55,422 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2019-10-07 11:50:55,422 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-10-07 11:50:55,422 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-10-07 11:50:55,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_113 [2019-10-07 11:50:55,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_108 [2019-10-07 11:50:55,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_111 [2019-10-07 11:50:55,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_114 [2019-10-07 11:50:55,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_109 [2019-10-07 11:50:55,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_110 [2019-10-07 11:50:55,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_112 [2019-10-07 11:50:55,423 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2019-10-07 11:50:55,423 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-10-07 11:50:55,423 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-10-07 11:50:55,423 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-10-07 11:50:55,424 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-07 11:50:55,424 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-10-07 11:50:55,424 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-10-07 11:50:55,424 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-07 11:50:55,424 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2019-10-07 11:50:55,424 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2019-10-07 11:50:55,424 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2019-10-07 11:50:55,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_103 [2019-10-07 11:50:55,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_105 [2019-10-07 11:50:55,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_104 [2019-10-07 11:50:55,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_107 [2019-10-07 11:50:55,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_106 [2019-10-07 11:50:55,425 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2019-10-07 11:50:55,425 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2019-10-07 11:50:55,425 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2019-10-07 11:50:55,425 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2019-10-07 11:50:55,425 INFO L130 BoogieDeclarations]: Found specification of procedure handle_sysrq [2019-10-07 11:50:55,425 INFO L130 BoogieDeclarations]: Found specification of procedure char_buf_ptr [2019-10-07 11:50:55,426 INFO L130 BoogieDeclarations]: Found specification of procedure flag_buf_ptr [2019-10-07 11:50:55,426 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hangup [2019-10-07 11:50:55,426 INFO L130 BoogieDeclarations]: Found specification of procedure tty_termios_baud_rate [2019-10-07 11:50:55,426 INFO L130 BoogieDeclarations]: Found specification of procedure tty_get_baud_rate [2019-10-07 11:50:55,426 INFO L130 BoogieDeclarations]: Found specification of procedure tty_ldisc_ref [2019-10-07 11:50:55,426 INFO L130 BoogieDeclarations]: Found specification of procedure tty_ldisc_deref [2019-10-07 11:50:55,426 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_flags [2019-10-07 11:50:55,426 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_fixed_flag [2019-10-07 11:50:55,426 INFO L130 BoogieDeclarations]: Found specification of procedure tty_flip_buffer_push [2019-10-07 11:50:55,426 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_char [2019-10-07 11:50:55,427 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string [2019-10-07 11:50:55,427 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2019-10-07 11:50:55,427 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-10-07 11:50:55,427 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_uint_must_check_helper [2019-10-07 11:50:55,427 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_in [2019-10-07 11:50:55,427 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_out [2019-10-07 11:50:55,427 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_in_r [2019-10-07 11:50:55,427 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_out_r [2019-10-07 11:50:55,427 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_max_r [2019-10-07 11:50:55,428 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write_start [2019-10-07 11:50:55,428 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_throttle [2019-10-07 11:50:55,428 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_unthrottle [2019-10-07 11:50:55,428 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_tiocmiwait [2019-10-07 11:50:55,428 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_get_icount [2019-10-07 11:50:55,428 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_submit_read_urbs [2019-10-07 11:50:55,428 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_handle_sysrq_char [2019-10-07 11:50:55,428 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_handle_break [2019-10-07 11:50:55,428 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_handle_dcd_change [2019-10-07 11:50:55,429 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_debug_data [2019-10-07 11:50:55,429 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-10-07 11:50:55,429 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~bool~0 [2019-10-07 11:50:55,429 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_submit_read_urb [2019-10-07 11:50:55,429 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_msr_changed [2019-10-07 11:50:55,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_4 [2019-10-07 11:50:55,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_4 [2019-10-07 11:50:55,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_4 [2019-10-07 11:50:55,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-07 11:50:55,430 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-10-07 11:50:55,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_141 [2019-10-07 11:50:55,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_136 [2019-10-07 11:50:55,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_139 [2019-10-07 11:50:55,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_142 [2019-10-07 11:50:55,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_137 [2019-10-07 11:50:55,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_138 [2019-10-07 11:50:55,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_140 [2019-10-07 11:50:55,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_131 [2019-10-07 11:50:55,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_133 [2019-10-07 11:50:55,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_132 [2019-10-07 11:50:55,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_135 [2019-10-07 11:50:55,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_134 [2019-10-07 11:50:55,431 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_device [2019-10-07 11:50:55,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_tty_register_device_143 [2019-10-07 11:50:55,431 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_device [2019-10-07 11:50:55,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_tty_unregister_device_144 [2019-10-07 11:50:55,432 INFO L130 BoogieDeclarations]: Found specification of procedure driver_register [2019-10-07 11:50:55,432 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2019-10-07 11:50:55,432 INFO L130 BoogieDeclarations]: Found specification of procedure usb_store_new_id [2019-10-07 11:50:55,432 INFO L130 BoogieDeclarations]: Found specification of procedure usb_show_dynids [2019-10-07 11:50:55,432 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_match [2019-10-07 11:50:55,432 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_probe [2019-10-07 11:50:55,432 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_remove [2019-10-07 11:50:55,432 INFO L130 BoogieDeclarations]: Found specification of procedure new_id_store [2019-10-07 11:50:55,432 INFO L130 BoogieDeclarations]: Found specification of procedure new_id_show [2019-10-07 11:50:55,433 INFO L130 BoogieDeclarations]: Found specification of procedure free_dynids [2019-10-07 11:50:55,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-07 11:50:55,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-10-07 11:50:55,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-07 11:50:55,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-07 11:50:55,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_disc_mutex_of_usb_serial [2019-10-07 11:50:55,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_disc_mutex_of_usb_serial [2019-10-07 11:50:55,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_disc_mutex_of_usb_serial [2019-10-07 11:50:55,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_disc_mutex_of_usb_serial [2019-10-07 11:50:55,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_disc_mutex_of_usb_serial [2019-10-07 11:50:55,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_disc_mutex_of_usb_serial [2019-10-07 11:50:55,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_disc_mutex_of_usb_serial [2019-10-07 11:50:55,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_disc_mutex_of_usb_serial [2019-10-07 11:50:55,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_disc_mutex_of_usb_serial [2019-10-07 11:50:55,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2019-10-07 11:50:55,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2019-10-07 11:50:55,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-10-07 11:50:55,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-10-07 11:50:55,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-10-07 11:50:55,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_i_mutex_of_inode [2019-10-07 11:50:55,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_i_mutex_of_inode [2019-10-07 11:50:55,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2019-10-07 11:50:55,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_i_mutex_of_inode [2019-10-07 11:50:55,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2019-10-07 11:50:55,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2019-10-07 11:50:55,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-10-07 11:50:55,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-07 11:50:55,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-10-07 11:50:55,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_lock [2019-10-07 11:50:55,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_lock [2019-10-07 11:50:55,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_lock [2019-10-07 11:50:55,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_lock [2019-10-07 11:50:55,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-07 11:50:55,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-07 11:50:55,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-07 11:50:55,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-07 11:50:55,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of_device [2019-10-07 11:50:55,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of_device [2019-10-07 11:50:55,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-10-07 11:50:55,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of_device [2019-10-07 11:50:55,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_table_lock [2019-10-07 11:50:55,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_table_lock [2019-10-07 11:50:55,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_table_lock [2019-10-07 11:50:55,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_table_lock [2019-10-07 11:50:55,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_table_lock [2019-10-07 11:50:55,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_table_lock [2019-10-07 11:50:55,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_table_lock [2019-10-07 11:50:55,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_table_lock [2019-10-07 11:50:55,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_table_lock [2019-10-07 11:50:55,438 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-07 11:50:55,438 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-07 11:50:55,439 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-07 11:50:55,439 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-07 11:50:55,439 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-07 11:50:55,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-07 11:50:55,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-07 11:50:55,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-07 11:50:55,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-07 11:50:55,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-07 11:50:55,439 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-07 11:50:55,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-07 11:50:55,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-07 11:51:06,756 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-07 11:51:47,425 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-07 11:51:47,426 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-07 11:51:47,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 11:51:47 BoogieIcfgContainer [2019-10-07 11:51:47,429 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-07 11:51:47,430 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-07 11:51:47,430 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-07 11:51:47,432 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-07 11:51:47,433 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.10 11:50:49" (1/3) ... [2019-10-07 11:51:47,434 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67d627a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 11:51:47, skipping insertion in model container [2019-10-07 11:51:47,434 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:50:54" (2/3) ... [2019-10-07 11:51:47,434 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67d627a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 11:51:47, skipping insertion in model container [2019-10-07 11:51:47,434 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 11:51:47" (3/3) ... [2019-10-07 11:51:47,436 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2019-10-07 11:51:47,445 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-07 11:51:47,455 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-07 11:51:47,465 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-07 11:51:47,500 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-07 11:51:47,501 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-07 11:51:47,501 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-07 11:51:47,501 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-07 11:51:47,501 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-07 11:51:47,501 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-07 11:51:47,501 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-07 11:51:47,501 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-07 11:51:47,561 INFO L276 IsEmpty]: Start isEmpty. Operand 2948 states. [2019-10-07 11:51:47,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2019-10-07 11:51:47,578 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:51:47,579 INFO L385 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:51:47,581 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:51:47,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:51:47,587 INFO L82 PathProgramCache]: Analyzing trace with hash 1432347952, now seen corresponding path program 1 times [2019-10-07 11:51:47,593 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:51:47,594 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:51:47,594 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:51:47,594 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:51:47,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:51:48,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:51:49,350 INFO L134 CoverageAnalysis]: Checked inductivity of 792 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 792 trivial. 0 not checked. [2019-10-07 11:51:49,351 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:51:49,351 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:51:49,352 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:51:49,356 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:51:49,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:51:49,373 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:51:49,376 INFO L87 Difference]: Start difference. First operand 2948 states. Second operand 3 states. [2019-10-07 11:51:54,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:51:54,635 INFO L93 Difference]: Finished difference Result 7709 states and 10517 transitions. [2019-10-07 11:51:54,636 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:51:54,637 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 224 [2019-10-07 11:51:54,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:51:54,693 INFO L225 Difference]: With dead ends: 7709 [2019-10-07 11:51:54,693 INFO L226 Difference]: Without dead ends: 5109 [2019-10-07 11:51:54,713 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:51:54,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5109 states. [2019-10-07 11:51:55,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5109 to 5080. [2019-10-07 11:51:55,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5080 states. [2019-10-07 11:51:55,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5080 states to 5080 states and 6748 transitions. [2019-10-07 11:51:55,221 INFO L78 Accepts]: Start accepts. Automaton has 5080 states and 6748 transitions. Word has length 224 [2019-10-07 11:51:55,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:51:55,227 INFO L462 AbstractCegarLoop]: Abstraction has 5080 states and 6748 transitions. [2019-10-07 11:51:55,228 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:51:55,228 INFO L276 IsEmpty]: Start isEmpty. Operand 5080 states and 6748 transitions. [2019-10-07 11:51:55,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2019-10-07 11:51:55,244 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:51:55,246 INFO L385 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:51:55,246 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:51:55,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:51:55,247 INFO L82 PathProgramCache]: Analyzing trace with hash -474590050, now seen corresponding path program 1 times [2019-10-07 11:51:55,247 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:51:55,247 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:51:55,248 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:51:55,248 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:51:55,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:51:55,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:51:56,526 INFO L134 CoverageAnalysis]: Checked inductivity of 792 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 792 trivial. 0 not checked. [2019-10-07 11:51:56,527 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:51:56,527 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:51:56,527 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:51:56,530 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:51:56,530 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:51:56,530 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:51:56,531 INFO L87 Difference]: Start difference. First operand 5080 states and 6748 transitions. Second operand 3 states. [2019-10-07 11:52:02,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:52:02,169 INFO L93 Difference]: Finished difference Result 14560 states and 19262 transitions. [2019-10-07 11:52:02,169 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:52:02,170 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 231 [2019-10-07 11:52:02,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:52:02,252 INFO L225 Difference]: With dead ends: 14560 [2019-10-07 11:52:02,253 INFO L226 Difference]: Without dead ends: 9538 [2019-10-07 11:52:02,280 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:52:02,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9538 states. [2019-10-07 11:52:02,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9538 to 9518. [2019-10-07 11:52:02,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9518 states. [2019-10-07 11:52:02,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9518 states to 9518 states and 12570 transitions. [2019-10-07 11:52:02,706 INFO L78 Accepts]: Start accepts. Automaton has 9518 states and 12570 transitions. Word has length 231 [2019-10-07 11:52:02,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:52:02,707 INFO L462 AbstractCegarLoop]: Abstraction has 9518 states and 12570 transitions. [2019-10-07 11:52:02,707 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:52:02,707 INFO L276 IsEmpty]: Start isEmpty. Operand 9518 states and 12570 transitions. [2019-10-07 11:52:02,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2019-10-07 11:52:02,711 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:52:02,712 INFO L385 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:52:02,712 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:52:02,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:52:02,712 INFO L82 PathProgramCache]: Analyzing trace with hash 1417238076, now seen corresponding path program 1 times [2019-10-07 11:52:02,713 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:52:02,713 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:52:02,713 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:52:02,713 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:52:02,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:52:03,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:52:03,686 INFO L134 CoverageAnalysis]: Checked inductivity of 792 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 792 trivial. 0 not checked. [2019-10-07 11:52:03,687 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:52:03,687 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:52:03,687 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:52:03,688 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:52:03,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:52:03,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:52:03,689 INFO L87 Difference]: Start difference. First operand 9518 states and 12570 transitions. Second operand 3 states. [2019-10-07 11:52:10,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:52:10,131 INFO L93 Difference]: Finished difference Result 27417 states and 36368 transitions. [2019-10-07 11:52:10,131 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:52:10,131 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 235 [2019-10-07 11:52:10,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:52:10,286 INFO L225 Difference]: With dead ends: 27417 [2019-10-07 11:52:10,287 INFO L226 Difference]: Without dead ends: 17957 [2019-10-07 11:52:10,336 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:52:10,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17957 states. [2019-10-07 11:52:12,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17957 to 17916. [2019-10-07 11:52:12,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17916 states. [2019-10-07 11:52:12,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17916 states to 17916 states and 23831 transitions. [2019-10-07 11:52:12,663 INFO L78 Accepts]: Start accepts. Automaton has 17916 states and 23831 transitions. Word has length 235 [2019-10-07 11:52:12,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:52:12,667 INFO L462 AbstractCegarLoop]: Abstraction has 17916 states and 23831 transitions. [2019-10-07 11:52:12,667 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:52:12,667 INFO L276 IsEmpty]: Start isEmpty. Operand 17916 states and 23831 transitions. [2019-10-07 11:52:12,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2019-10-07 11:52:12,672 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:52:12,672 INFO L385 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:52:12,672 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:52:12,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:52:12,673 INFO L82 PathProgramCache]: Analyzing trace with hash -3835114, now seen corresponding path program 1 times [2019-10-07 11:52:12,673 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:52:12,673 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:52:12,673 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:52:12,674 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:52:12,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:52:12,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:52:13,539 INFO L134 CoverageAnalysis]: Checked inductivity of 792 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 792 trivial. 0 not checked. [2019-10-07 11:52:13,540 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:52:13,540 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:52:13,540 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:52:13,541 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:52:13,541 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:52:13,541 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:52:13,541 INFO L87 Difference]: Start difference. First operand 17916 states and 23831 transitions. Second operand 3 states. [2019-10-07 11:52:22,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:52:22,792 INFO L93 Difference]: Finished difference Result 52280 states and 69607 transitions. [2019-10-07 11:52:22,793 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:52:22,793 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 239 [2019-10-07 11:52:22,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:52:23,019 INFO L225 Difference]: With dead ends: 52280 [2019-10-07 11:52:23,019 INFO L226 Difference]: Without dead ends: 34422 [2019-10-07 11:52:23,110 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:52:23,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34422 states. [2019-10-07 11:52:24,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34422 to 34416. [2019-10-07 11:52:24,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34416 states. [2019-10-07 11:52:24,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34416 states to 34416 states and 45828 transitions. [2019-10-07 11:52:24,754 INFO L78 Accepts]: Start accepts. Automaton has 34416 states and 45828 transitions. Word has length 239 [2019-10-07 11:52:24,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:52:24,755 INFO L462 AbstractCegarLoop]: Abstraction has 34416 states and 45828 transitions. [2019-10-07 11:52:24,755 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:52:24,755 INFO L276 IsEmpty]: Start isEmpty. Operand 34416 states and 45828 transitions. [2019-10-07 11:52:24,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2019-10-07 11:52:24,761 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:52:24,761 INFO L385 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:52:24,762 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:52:24,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:52:24,762 INFO L82 PathProgramCache]: Analyzing trace with hash -768189802, now seen corresponding path program 1 times [2019-10-07 11:52:24,762 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:52:24,763 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:52:24,763 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:52:24,763 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:52:24,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:52:25,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:52:25,627 INFO L134 CoverageAnalysis]: Checked inductivity of 792 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 792 trivial. 0 not checked. [2019-10-07 11:52:25,627 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:52:25,628 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:52:25,628 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:52:25,629 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:52:25,629 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:52:25,630 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:52:25,630 INFO L87 Difference]: Start difference. First operand 34416 states and 45828 transitions. Second operand 3 states. [2019-10-07 11:52:27,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:52:27,282 INFO L93 Difference]: Finished difference Result 100316 states and 136415 transitions. [2019-10-07 11:52:27,282 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:52:27,283 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 253 [2019-10-07 11:52:27,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:52:29,767 INFO L225 Difference]: With dead ends: 100316 [2019-10-07 11:52:29,768 INFO L226 Difference]: Without dead ends: 65958 [2019-10-07 11:52:29,918 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:52:30,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65958 states. [2019-10-07 11:52:32,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65958 to 65690. [2019-10-07 11:52:32,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65690 states. [2019-10-07 11:52:32,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65690 states to 65690 states and 89044 transitions. [2019-10-07 11:52:32,827 INFO L78 Accepts]: Start accepts. Automaton has 65690 states and 89044 transitions. Word has length 253 [2019-10-07 11:52:32,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:52:32,828 INFO L462 AbstractCegarLoop]: Abstraction has 65690 states and 89044 transitions. [2019-10-07 11:52:32,828 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:52:32,828 INFO L276 IsEmpty]: Start isEmpty. Operand 65690 states and 89044 transitions. [2019-10-07 11:52:32,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2019-10-07 11:52:32,833 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:52:32,833 INFO L385 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:52:32,833 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:52:32,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:52:32,834 INFO L82 PathProgramCache]: Analyzing trace with hash 1954335102, now seen corresponding path program 1 times [2019-10-07 11:52:32,834 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:52:32,834 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:52:32,834 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:52:32,834 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:52:32,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:52:33,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:52:33,561 INFO L134 CoverageAnalysis]: Checked inductivity of 792 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 792 trivial. 0 not checked. [2019-10-07 11:52:33,562 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:52:33,562 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:52:33,562 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:52:33,564 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:52:33,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:52:33,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:52:33,564 INFO L87 Difference]: Start difference. First operand 65690 states and 89044 transitions. Second operand 3 states. [2019-10-07 11:52:34,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:52:34,797 INFO L93 Difference]: Finished difference Result 65692 states and 89045 transitions. [2019-10-07 11:52:34,797 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:52:34,797 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 254 [2019-10-07 11:52:34,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:52:35,156 INFO L225 Difference]: With dead ends: 65692 [2019-10-07 11:52:35,156 INFO L226 Difference]: Without dead ends: 65689 [2019-10-07 11:52:35,198 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:52:35,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65689 states. [2019-10-07 11:52:38,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65689 to 65689. [2019-10-07 11:52:38,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65689 states. [2019-10-07 11:52:38,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65689 states to 65689 states and 89042 transitions. [2019-10-07 11:52:38,247 INFO L78 Accepts]: Start accepts. Automaton has 65689 states and 89042 transitions. Word has length 254 [2019-10-07 11:52:38,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:52:38,248 INFO L462 AbstractCegarLoop]: Abstraction has 65689 states and 89042 transitions. [2019-10-07 11:52:38,248 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:52:38,248 INFO L276 IsEmpty]: Start isEmpty. Operand 65689 states and 89042 transitions. [2019-10-07 11:52:38,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2019-10-07 11:52:38,253 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:52:38,254 INFO L385 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:52:38,254 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:52:38,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:52:38,254 INFO L82 PathProgramCache]: Analyzing trace with hash 453266073, now seen corresponding path program 1 times [2019-10-07 11:52:38,254 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:52:38,255 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:52:38,255 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:52:38,255 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:52:38,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:52:38,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:52:38,992 INFO L134 CoverageAnalysis]: Checked inductivity of 792 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 792 trivial. 0 not checked. [2019-10-07 11:52:38,992 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:52:38,993 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:52:38,993 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:52:38,994 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:52:38,994 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:52:38,998 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:52:38,998 INFO L87 Difference]: Start difference. First operand 65689 states and 89042 transitions. Second operand 3 states. [2019-10-07 11:52:40,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:52:40,630 INFO L93 Difference]: Finished difference Result 65691 states and 89043 transitions. [2019-10-07 11:52:40,631 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:52:40,631 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 255 [2019-10-07 11:52:40,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:52:40,956 INFO L225 Difference]: With dead ends: 65691 [2019-10-07 11:52:40,957 INFO L226 Difference]: Without dead ends: 65688 [2019-10-07 11:52:40,995 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:52:41,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65688 states. [2019-10-07 11:52:43,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65688 to 65688. [2019-10-07 11:52:43,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65688 states. [2019-10-07 11:52:43,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65688 states to 65688 states and 89040 transitions. [2019-10-07 11:52:43,501 INFO L78 Accepts]: Start accepts. Automaton has 65688 states and 89040 transitions. Word has length 255 [2019-10-07 11:52:43,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:52:43,502 INFO L462 AbstractCegarLoop]: Abstraction has 65688 states and 89040 transitions. [2019-10-07 11:52:43,502 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:52:43,502 INFO L276 IsEmpty]: Start isEmpty. Operand 65688 states and 89040 transitions. [2019-10-07 11:52:43,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2019-10-07 11:52:43,505 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:52:43,506 INFO L385 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:52:43,506 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:52:43,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:52:43,506 INFO L82 PathProgramCache]: Analyzing trace with hash 1164771297, now seen corresponding path program 1 times [2019-10-07 11:52:43,507 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:52:43,507 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:52:43,507 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:52:43,507 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:52:43,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:52:43,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:52:44,210 INFO L134 CoverageAnalysis]: Checked inductivity of 792 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 792 trivial. 0 not checked. [2019-10-07 11:52:44,210 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:52:44,210 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:52:44,211 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:52:44,211 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:52:44,212 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:52:44,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:52:44,212 INFO L87 Difference]: Start difference. First operand 65688 states and 89040 transitions. Second operand 3 states. [2019-10-07 11:52:47,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:52:47,555 INFO L93 Difference]: Finished difference Result 65690 states and 89041 transitions. [2019-10-07 11:52:47,555 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:52:47,555 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 256 [2019-10-07 11:52:47,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:52:47,828 INFO L225 Difference]: With dead ends: 65690 [2019-10-07 11:52:47,829 INFO L226 Difference]: Without dead ends: 65687 [2019-10-07 11:52:47,859 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:52:47,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65687 states. [2019-10-07 11:52:49,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65687 to 65687. [2019-10-07 11:52:49,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65687 states. [2019-10-07 11:52:49,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65687 states to 65687 states and 89038 transitions. [2019-10-07 11:52:49,886 INFO L78 Accepts]: Start accepts. Automaton has 65687 states and 89038 transitions. Word has length 256 [2019-10-07 11:52:49,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:52:49,886 INFO L462 AbstractCegarLoop]: Abstraction has 65687 states and 89038 transitions. [2019-10-07 11:52:49,886 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:52:49,886 INFO L276 IsEmpty]: Start isEmpty. Operand 65687 states and 89038 transitions. [2019-10-07 11:52:49,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2019-10-07 11:52:49,889 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:52:49,889 INFO L385 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:52:49,889 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:52:49,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:52:49,890 INFO L82 PathProgramCache]: Analyzing trace with hash 1746601628, now seen corresponding path program 1 times [2019-10-07 11:52:49,890 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:52:49,890 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:52:49,890 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:52:49,890 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:52:49,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:52:50,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:52:50,580 INFO L134 CoverageAnalysis]: Checked inductivity of 792 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 792 trivial. 0 not checked. [2019-10-07 11:52:50,580 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:52:50,581 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:52:50,581 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-07 11:52:50,581 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-07 11:52:50,582 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-07 11:52:50,582 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-07 11:52:50,582 INFO L87 Difference]: Start difference. First operand 65687 states and 89038 transitions. Second operand 4 states. [2019-10-07 11:53:04,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:53:04,754 INFO L93 Difference]: Finished difference Result 67393 states and 90734 transitions. [2019-10-07 11:53:04,755 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 11:53:04,755 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 257 [2019-10-07 11:53:04,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:53:05,097 INFO L225 Difference]: With dead ends: 67393 [2019-10-07 11:53:05,098 INFO L226 Difference]: Without dead ends: 67306 [2019-10-07 11:53:05,150 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-07 11:53:05,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67306 states. [2019-10-07 11:53:07,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67306 to 67266. [2019-10-07 11:53:07,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67266 states. [2019-10-07 11:53:08,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67266 states to 67266 states and 90544 transitions. [2019-10-07 11:53:08,170 INFO L78 Accepts]: Start accepts. Automaton has 67266 states and 90544 transitions. Word has length 257 [2019-10-07 11:53:08,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:53:08,170 INFO L462 AbstractCegarLoop]: Abstraction has 67266 states and 90544 transitions. [2019-10-07 11:53:08,170 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-07 11:53:08,170 INFO L276 IsEmpty]: Start isEmpty. Operand 67266 states and 90544 transitions. [2019-10-07 11:53:08,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2019-10-07 11:53:08,178 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:53:08,179 INFO L385 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:53:08,179 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:53:08,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:53:08,179 INFO L82 PathProgramCache]: Analyzing trace with hash -1252589681, now seen corresponding path program 1 times [2019-10-07 11:53:08,180 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:53:08,180 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:53:08,180 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:53:08,180 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:53:08,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:53:08,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:53:08,887 INFO L134 CoverageAnalysis]: Checked inductivity of 940 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 936 trivial. 0 not checked. [2019-10-07 11:53:08,888 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:53:08,888 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:53:08,888 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:53:08,889 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:53:08,889 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:53:08,889 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:53:08,889 INFO L87 Difference]: Start difference. First operand 67266 states and 90544 transitions. Second operand 3 states. [2019-10-07 11:53:18,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:53:18,424 INFO L93 Difference]: Finished difference Result 200478 states and 269704 transitions. [2019-10-07 11:53:18,424 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:53:18,424 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 318 [2019-10-07 11:53:18,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:53:18,961 INFO L225 Difference]: With dead ends: 200478 [2019-10-07 11:53:18,961 INFO L226 Difference]: Without dead ends: 133270 [2019-10-07 11:53:19,208 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:53:19,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133270 states. [2019-10-07 11:53:26,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133270 to 133242. [2019-10-07 11:53:26,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133242 states. [2019-10-07 11:53:26,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133242 states to 133242 states and 179182 transitions. [2019-10-07 11:53:26,990 INFO L78 Accepts]: Start accepts. Automaton has 133242 states and 179182 transitions. Word has length 318 [2019-10-07 11:53:26,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:53:26,990 INFO L462 AbstractCegarLoop]: Abstraction has 133242 states and 179182 transitions. [2019-10-07 11:53:26,990 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:53:26,990 INFO L276 IsEmpty]: Start isEmpty. Operand 133242 states and 179182 transitions. [2019-10-07 11:53:27,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 343 [2019-10-07 11:53:27,002 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:53:27,003 INFO L385 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:53:27,003 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:53:27,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:53:27,004 INFO L82 PathProgramCache]: Analyzing trace with hash 1433684425, now seen corresponding path program 1 times [2019-10-07 11:53:27,004 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:53:27,004 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:53:27,004 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:53:27,004 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:53:27,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:53:27,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:53:27,886 INFO L134 CoverageAnalysis]: Checked inductivity of 868 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 858 trivial. 0 not checked. [2019-10-07 11:53:27,887 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:53:27,887 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:53:27,888 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:53:27,889 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:53:27,889 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:53:27,889 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:53:27,889 INFO L87 Difference]: Start difference. First operand 133242 states and 179182 transitions. Second operand 3 states. [2019-10-07 11:53:39,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:53:39,168 INFO L93 Difference]: Finished difference Result 204469 states and 273993 transitions. [2019-10-07 11:53:39,168 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:53:39,168 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 342 [2019-10-07 11:53:39,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:53:39,497 INFO L225 Difference]: With dead ends: 204469 [2019-10-07 11:53:39,497 INFO L226 Difference]: Without dead ends: 71285 [2019-10-07 11:53:39,800 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:53:39,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71285 states. [2019-10-07 11:53:41,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71285 to 68312. [2019-10-07 11:53:41,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68312 states. [2019-10-07 11:53:42,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68312 states to 68312 states and 91440 transitions. [2019-10-07 11:53:42,168 INFO L78 Accepts]: Start accepts. Automaton has 68312 states and 91440 transitions. Word has length 342 [2019-10-07 11:53:42,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:53:42,169 INFO L462 AbstractCegarLoop]: Abstraction has 68312 states and 91440 transitions. [2019-10-07 11:53:42,170 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:53:42,170 INFO L276 IsEmpty]: Start isEmpty. Operand 68312 states and 91440 transitions. [2019-10-07 11:53:42,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2019-10-07 11:53:42,184 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:53:42,184 INFO L385 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:53:42,184 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:53:42,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:53:42,185 INFO L82 PathProgramCache]: Analyzing trace with hash 1822551225, now seen corresponding path program 1 times [2019-10-07 11:53:42,185 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:53:42,185 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:53:42,186 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:53:42,186 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:53:42,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:53:42,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:53:43,982 INFO L134 CoverageAnalysis]: Checked inductivity of 936 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 936 trivial. 0 not checked. [2019-10-07 11:53:43,983 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:53:43,983 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:53:43,984 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:53:43,984 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:53:43,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:53:43,986 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:53:43,987 INFO L87 Difference]: Start difference. First operand 68312 states and 91440 transitions. Second operand 3 states. [2019-10-07 11:53:53,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:53:53,140 INFO L93 Difference]: Finished difference Result 68318 states and 91444 transitions. [2019-10-07 11:53:53,140 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:53:53,140 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 362 [2019-10-07 11:53:53,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:53:53,413 INFO L225 Difference]: With dead ends: 68318 [2019-10-07 11:53:53,413 INFO L226 Difference]: Without dead ends: 68219 [2019-10-07 11:53:53,447 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:53:53,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68219 states. [2019-10-07 11:53:57,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68219 to 68215. [2019-10-07 11:53:57,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68215 states. [2019-10-07 11:53:57,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68215 states to 68215 states and 91287 transitions. [2019-10-07 11:53:57,955 INFO L78 Accepts]: Start accepts. Automaton has 68215 states and 91287 transitions. Word has length 362 [2019-10-07 11:53:57,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:53:57,956 INFO L462 AbstractCegarLoop]: Abstraction has 68215 states and 91287 transitions. [2019-10-07 11:53:57,956 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:53:57,956 INFO L276 IsEmpty]: Start isEmpty. Operand 68215 states and 91287 transitions. [2019-10-07 11:53:57,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2019-10-07 11:53:57,970 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:53:57,970 INFO L385 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 12, 12, 12, 12, 12, 12, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:53:57,971 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:53:57,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:53:57,971 INFO L82 PathProgramCache]: Analyzing trace with hash 342936094, now seen corresponding path program 1 times [2019-10-07 11:53:57,971 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:53:57,971 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:53:57,972 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:53:57,972 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:53:57,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:53:58,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:53:59,344 INFO L134 CoverageAnalysis]: Checked inductivity of 1282 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1282 trivial. 0 not checked. [2019-10-07 11:53:59,345 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:53:59,346 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:53:59,346 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:53:59,347 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:53:59,348 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:53:59,348 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:53:59,348 INFO L87 Difference]: Start difference. First operand 68215 states and 91287 transitions. Second operand 3 states. [2019-10-07 11:54:09,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:54:09,912 INFO L93 Difference]: Finished difference Result 135908 states and 183227 transitions. [2019-10-07 11:54:09,913 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:54:09,913 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 372 [2019-10-07 11:54:09,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:54:10,099 INFO L225 Difference]: With dead ends: 135908 [2019-10-07 11:54:10,099 INFO L226 Difference]: Without dead ends: 68171 [2019-10-07 11:54:10,228 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:54:10,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68171 states. [2019-10-07 11:54:15,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68171 to 67807. [2019-10-07 11:54:15,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67807 states. [2019-10-07 11:54:15,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67807 states to 67807 states and 89743 transitions. [2019-10-07 11:54:15,403 INFO L78 Accepts]: Start accepts. Automaton has 67807 states and 89743 transitions. Word has length 372 [2019-10-07 11:54:15,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:54:15,404 INFO L462 AbstractCegarLoop]: Abstraction has 67807 states and 89743 transitions. [2019-10-07 11:54:15,404 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:54:15,404 INFO L276 IsEmpty]: Start isEmpty. Operand 67807 states and 89743 transitions. [2019-10-07 11:54:15,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2019-10-07 11:54:15,426 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:54:15,426 INFO L385 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 12, 12, 12, 12, 12, 12, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:54:15,426 INFO L410 AbstractCegarLoop]: === Iteration 14 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:54:15,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:54:15,427 INFO L82 PathProgramCache]: Analyzing trace with hash 1912698522, now seen corresponding path program 1 times [2019-10-07 11:54:15,427 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:54:15,427 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:54:15,427 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:54:15,428 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:54:15,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:54:16,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:54:16,956 INFO L134 CoverageAnalysis]: Checked inductivity of 1297 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1291 trivial. 0 not checked. [2019-10-07 11:54:16,956 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:54:16,956 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:54:16,957 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 11:54:16,957 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 11:54:16,958 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 11:54:16,958 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 11:54:16,958 INFO L87 Difference]: Start difference. First operand 67807 states and 89743 transitions. Second operand 5 states. [2019-10-07 11:54:27,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:54:27,388 INFO L93 Difference]: Finished difference Result 135205 states and 178942 transitions. [2019-10-07 11:54:27,388 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 11:54:27,388 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 379 [2019-10-07 11:54:27,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:54:27,600 INFO L225 Difference]: With dead ends: 135205 [2019-10-07 11:54:27,600 INFO L226 Difference]: Without dead ends: 67844 [2019-10-07 11:54:27,721 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 11:54:27,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67844 states. [2019-10-07 11:54:29,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67844 to 67825. [2019-10-07 11:54:29,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67825 states. [2019-10-07 11:54:30,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67825 states to 67825 states and 89753 transitions. [2019-10-07 11:54:30,157 INFO L78 Accepts]: Start accepts. Automaton has 67825 states and 89753 transitions. Word has length 379 [2019-10-07 11:54:30,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:54:30,157 INFO L462 AbstractCegarLoop]: Abstraction has 67825 states and 89753 transitions. [2019-10-07 11:54:30,158 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 11:54:30,158 INFO L276 IsEmpty]: Start isEmpty. Operand 67825 states and 89753 transitions. [2019-10-07 11:54:30,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2019-10-07 11:54:30,179 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:54:30,179 INFO L385 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 12, 12, 12, 12, 12, 12, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:54:30,180 INFO L410 AbstractCegarLoop]: === Iteration 15 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:54:30,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:54:30,180 INFO L82 PathProgramCache]: Analyzing trace with hash -1941622345, now seen corresponding path program 1 times [2019-10-07 11:54:30,180 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:54:30,180 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:54:30,181 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:54:30,181 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:54:30,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:54:32,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:54:32,626 INFO L134 CoverageAnalysis]: Checked inductivity of 1297 backedges. 4 proven. 55 refuted. 0 times theorem prover too weak. 1238 trivial. 0 not checked. [2019-10-07 11:54:32,626 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:54:32,626 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 11:54:32,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 11:54:41,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:54:41,492 INFO L256 TraceCheckSpWp]: Trace formula consists of 12136 conjuncts, 9 conjunts are in the unsatisfiable core [2019-10-07 11:54:41,530 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 11:54:41,803 INFO L134 CoverageAnalysis]: Checked inductivity of 1297 backedges. 398 proven. 0 refuted. 0 times theorem prover too weak. 899 trivial. 0 not checked. [2019-10-07 11:54:41,803 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 11:54:42,225 INFO L134 CoverageAnalysis]: Checked inductivity of 1297 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1291 trivial. 0 not checked. [2019-10-07 11:54:42,225 INFO L211 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-07 11:54:42,226 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [6] total 10 [2019-10-07 11:54:42,227 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-07 11:54:42,227 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-07 11:54:42,227 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2019-10-07 11:54:42,227 INFO L87 Difference]: Start difference. First operand 67825 states and 89753 transitions. Second operand 6 states. [2019-10-07 11:54:54,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:54:54,637 INFO L93 Difference]: Finished difference Result 135241 states and 178978 transitions. [2019-10-07 11:54:54,637 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 11:54:54,637 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 389 [2019-10-07 11:54:54,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:54:55,134 INFO L225 Difference]: With dead ends: 135241 [2019-10-07 11:54:55,134 INFO L226 Difference]: Without dead ends: 67726 [2019-10-07 11:54:55,491 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 784 GetRequests, 775 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2019-10-07 11:54:55,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67726 states. [2019-10-07 11:54:58,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67726 to 67649. [2019-10-07 11:54:58,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67649 states. [2019-10-07 11:54:59,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67649 states to 67649 states and 89545 transitions. [2019-10-07 11:54:59,202 INFO L78 Accepts]: Start accepts. Automaton has 67649 states and 89545 transitions. Word has length 389 [2019-10-07 11:54:59,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:54:59,202 INFO L462 AbstractCegarLoop]: Abstraction has 67649 states and 89545 transitions. [2019-10-07 11:54:59,203 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-07 11:54:59,203 INFO L276 IsEmpty]: Start isEmpty. Operand 67649 states and 89545 transitions. [2019-10-07 11:54:59,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 442 [2019-10-07 11:54:59,262 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:54:59,262 INFO L385 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 12, 12, 12, 12, 12, 12, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:54:59,476 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 11:54:59,477 INFO L410 AbstractCegarLoop]: === Iteration 16 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:54:59,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:54:59,478 INFO L82 PathProgramCache]: Analyzing trace with hash -1694733103, now seen corresponding path program 1 times [2019-10-07 11:54:59,478 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:54:59,478 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:54:59,478 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:54:59,478 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:54:59,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:54:59,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:55:00,547 INFO L134 CoverageAnalysis]: Checked inductivity of 1399 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1393 trivial. 0 not checked. [2019-10-07 11:55:00,547 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:55:00,547 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:55:00,547 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:55:00,548 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:55:00,549 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:55:00,549 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:55:00,549 INFO L87 Difference]: Start difference. First operand 67649 states and 89545 transitions. Second operand 3 states. [2019-10-07 11:55:12,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:55:12,459 INFO L93 Difference]: Finished difference Result 170257 states and 225354 transitions. [2019-10-07 11:55:12,460 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:55:12,460 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 441 [2019-10-07 11:55:12,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:55:12,972 INFO L225 Difference]: With dead ends: 170257 [2019-10-07 11:55:12,973 INFO L226 Difference]: Without dead ends: 103086 [2019-10-07 11:55:13,149 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:55:13,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103086 states. [2019-10-07 11:55:16,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103086 to 103029. [2019-10-07 11:55:16,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103029 states. [2019-10-07 11:55:16,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103029 states to 103029 states and 135861 transitions. [2019-10-07 11:55:16,891 INFO L78 Accepts]: Start accepts. Automaton has 103029 states and 135861 transitions. Word has length 441 [2019-10-07 11:55:16,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:55:16,892 INFO L462 AbstractCegarLoop]: Abstraction has 103029 states and 135861 transitions. [2019-10-07 11:55:16,892 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:55:16,892 INFO L276 IsEmpty]: Start isEmpty. Operand 103029 states and 135861 transitions. [2019-10-07 11:55:16,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 441 [2019-10-07 11:55:16,914 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:55:16,914 INFO L385 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 12, 12, 12, 12, 12, 12, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:55:16,915 INFO L410 AbstractCegarLoop]: === Iteration 17 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:55:16,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:55:16,915 INFO L82 PathProgramCache]: Analyzing trace with hash -122529986, now seen corresponding path program 1 times [2019-10-07 11:55:16,915 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:55:16,915 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:55:16,915 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:55:16,916 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:55:16,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:55:17,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:55:22,818 INFO L134 CoverageAnalysis]: Checked inductivity of 1399 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1393 trivial. 0 not checked. [2019-10-07 11:55:22,818 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:55:22,819 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:55:22,819 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-07 11:55:22,820 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-07 11:55:22,820 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-07 11:55:22,820 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-07 11:55:22,821 INFO L87 Difference]: Start difference. First operand 103029 states and 135861 transitions. Second operand 7 states. [2019-10-07 11:55:27,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:55:27,568 INFO L93 Difference]: Finished difference Result 205706 states and 271288 transitions. [2019-10-07 11:55:27,568 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 11:55:27,568 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 440 [2019-10-07 11:55:27,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:55:28,122 INFO L225 Difference]: With dead ends: 205706 [2019-10-07 11:55:28,122 INFO L226 Difference]: Without dead ends: 103119 [2019-10-07 11:55:28,374 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-07 11:55:28,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103119 states. [2019-10-07 11:55:31,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103119 to 103065. [2019-10-07 11:55:31,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103065 states. [2019-10-07 11:55:32,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103065 states to 103065 states and 135891 transitions. [2019-10-07 11:55:32,091 INFO L78 Accepts]: Start accepts. Automaton has 103065 states and 135891 transitions. Word has length 440 [2019-10-07 11:55:32,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:55:32,092 INFO L462 AbstractCegarLoop]: Abstraction has 103065 states and 135891 transitions. [2019-10-07 11:55:32,092 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-07 11:55:32,092 INFO L276 IsEmpty]: Start isEmpty. Operand 103065 states and 135891 transitions. [2019-10-07 11:55:32,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 464 [2019-10-07 11:55:32,115 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:55:32,116 INFO L385 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 12, 12, 12, 12, 12, 12, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:55:32,116 INFO L410 AbstractCegarLoop]: === Iteration 18 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:55:32,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:55:32,117 INFO L82 PathProgramCache]: Analyzing trace with hash -869503229, now seen corresponding path program 1 times [2019-10-07 11:55:32,117 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:55:32,117 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:55:32,117 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:55:32,117 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:55:32,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:55:32,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:55:36,335 INFO L134 CoverageAnalysis]: Checked inductivity of 1513 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1507 trivial. 0 not checked. [2019-10-07 11:55:36,336 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:55:36,336 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:55:36,336 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-07 11:55:36,337 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-07 11:55:36,337 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-07 11:55:36,337 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2019-10-07 11:55:36,337 INFO L87 Difference]: Start difference. First operand 103065 states and 135891 transitions. Second operand 10 states. [2019-10-07 11:55:49,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:55:49,237 INFO L93 Difference]: Finished difference Result 205777 states and 271310 transitions. [2019-10-07 11:55:49,237 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-10-07 11:55:49,237 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 463 [2019-10-07 11:55:49,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:55:49,743 INFO L225 Difference]: With dead ends: 205777 [2019-10-07 11:55:49,743 INFO L226 Difference]: Without dead ends: 103130 [2019-10-07 11:55:50,037 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2019-10-07 11:55:50,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103130 states. [2019-10-07 11:55:53,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103130 to 103101. [2019-10-07 11:55:53,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103101 states. [2019-10-07 11:55:53,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103101 states to 103101 states and 135927 transitions. [2019-10-07 11:55:53,756 INFO L78 Accepts]: Start accepts. Automaton has 103101 states and 135927 transitions. Word has length 463 [2019-10-07 11:55:53,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:55:53,757 INFO L462 AbstractCegarLoop]: Abstraction has 103101 states and 135927 transitions. [2019-10-07 11:55:53,757 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-07 11:55:53,757 INFO L276 IsEmpty]: Start isEmpty. Operand 103101 states and 135927 transitions. [2019-10-07 11:55:53,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 470 [2019-10-07 11:55:53,775 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:55:53,776 INFO L385 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 12, 12, 12, 12, 12, 12, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:55:53,776 INFO L410 AbstractCegarLoop]: === Iteration 19 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:55:53,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:55:53,776 INFO L82 PathProgramCache]: Analyzing trace with hash 1950993397, now seen corresponding path program 1 times [2019-10-07 11:55:53,777 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:55:53,777 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:55:53,777 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:55:53,777 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:55:53,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:55:56,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:55:57,315 INFO L134 CoverageAnalysis]: Checked inductivity of 1513 backedges. 4 proven. 55 refuted. 0 times theorem prover too weak. 1454 trivial. 0 not checked. [2019-10-07 11:55:57,315 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:55:57,316 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 11:55:57,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true